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DDNP & related compounds: The über thread!
You were the first to recognize the product as picramic acid and provided references that pointed to ... |
6-3-2018 at 11:32
by: nitro-genes |
Picric to Styphnic
It might be possible afterall, by diazotization of 3-amino picric acid and reaction with water at hi ... |
5-3-2018 at 15:40
by: nitro-genes |
DDNP & related compounds: The über thread!
Some mistakes were present in the first version, uploaded a new version in the previous post.
@Bo ... |
5-3-2018 at 02:54
by: nitro-genes |
Your last "OH SHIT!" moment [aka how I accidentally made manganese heptoxide]
Made some hydrogen balloons for my kids from NaOH and aluminium, that we would be releasing in the a ... |
4-3-2018 at 17:56
by: nitro-genes |
DDNP & related compounds: The über thread!
I call it a day, lump-and-dump-easy-OTC-picramic...whoohoooo 
Suggestions welcome
[Edit, new ... |
4-3-2018 at 16:24
by: nitro-genes |
DDNP & related compounds: The über thread!
Did another experiment again:
2.30 g (0.010 moles) of picric was suspended in 75 ml of dH2O, brou ... |
18-2-2018 at 15:38
by: nitro-genes |
DDNP & related compounds: The über thread!
Thanks for the patent and all the other information, not much time is left in the day and most of wh ... |
16-2-2018 at 16:57
by: nitro-genes |
Nitrogen vs Helium Burning Velocities
The concept seems to be already in use for combustion light gas gun applications indeed:
http://w ... |
14-2-2018 at 09:23
by: nitro-genes |
Short question / quick answer - Thread
IIRC, the direct nitration of pyridine is possible only using extremely high temperatures due to the ... |
14-2-2018 at 07:37
by: nitro-genes |
DDNP & related compounds: The über thread!
Are basic conditions really a necessity for the reduction of picric to picramic? What would happen i ... |
13-2-2018 at 09:29
by: nitro-genes |
DDNP & related compounds: The über thread!
Justed tested on a very small scale a near boiling solution of picric acid itself (without any neutr ... |
12-2-2018 at 13:26
by: nitro-genes |
DDNP & related compounds: The über thread!
Did some experiments this weekend:
First I tried to determine the minimal temperature for the red ... |
10-2-2018 at 16:38
by: nitro-genes |
DDNP & related compounds: The über thread!
Supposedly, the pKa of picric, ascorbic and picramic are 0.42, 4.17 and about 4 respectively. So de ... |
7-2-2018 at 13:44
by: nitro-genes |
DDNP & related compounds: The über thread!
After some experimentation it seems possible to use copper salts as a catalyst for the reduction of ... |
5-2-2018 at 11:17
by: nitro-genes |
DDNP & related compounds: The über thread!
IIRC, Axt posted a reference long time ago regarding the reduction of picric to picramic using just ... |
4-2-2018 at 11:28
by: nitro-genes |
DDNP & related compounds: The über thread!
So here a follow up of the conversion of picric acid to picramic acid using copper(II)sulfate and as ... |
1-2-2018 at 06:25
by: nitro-genes |
Short question / quick answer - Thread
I was certain the previous run (using only catalytic amounts of copper(II)) produced mostly unreacte ... |
26-1-2018 at 13:03
by: nitro-genes |
Short question / quick answer - Thread
@Rosco
Fe(0), Iron(II)sulfate (or the hydroxide formed) can also acts as a reducant, I tried once ... |
24-1-2018 at 05:11
by: nitro-genes |
Short question / quick answer - Thread
[rquote=504611&tid=26572&author=Rosco Bodine]Depends on the pH of the reaction system what w ... |
23-1-2018 at 16:05
by: nitro-genes |
Short question / quick answer - Thread
Crystal structure of a copper complex of 2-carboxypentonic acid; A decomposition product of dehydroa ... |
23-1-2018 at 09:23
by: nitro-genes |
Short question / quick answer - Thread
Why do you assume 6.3 mmoles of ascorbic, instead of half, so 3.15? Sorry if I'm getting this wrong, ... |
18-1-2018 at 06:08
by: nitro-genes |
Short question / quick answer - Thread
@aga, You known once you go to the dark side, there is no turning back eh The
danger involved whe ... |
17-1-2018 at 16:19
by: nitro-genes |
Short question / quick answer - Thread
Thanks for looking up the colour of the copper picramate, yellow greenish amorphous matches the pre ... |
17-1-2018 at 03:36
by: nitro-genes |
Short question / quick answer - Thread
Tried recrystallizing some of the orange precipitate from boiling 10% HCl, but it only formed a colo ... |
16-1-2018 at 17:03
by: nitro-genes |
Short question / quick answer - Thread
Ok, so I made the orange-peel-insoluble-in-water-stuff again, trying to determine better the conditi ... |
16-1-2018 at 14:36
by: nitro-genes |
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